OSG 1301501101 Un Hy Pro Din Vxl 1-1/8 8 2B 4FL 2.5P S/o

( Brand: Osg ), ( Manufacturer Part Number: 1301501101 ), ( Type: Precision Tool Set ), ( System Of Measurement: Standard ), ( Color: Black )

Review OSG 1-1/8 Inch Un 2b 4fl 2.5p Hy pro Din Vxl S/o

The **OSG 1301501101** is a high-performance, precision-engineered **1-1/8" (28.6 mm) female National Pipe Thread (NPT) to 2B metric thread adapter**, designed for seamless integration into fluid handling systems requiring both UN (Unified National) and metric compatibility. This robust component features a **4-flute design**, optimized for efficient cutting and reduced torque during installation, ensuring a secure and leak-free connection. The **2.5-pitch** specification enhances its precision, making it ideal for applications demanding tight tolerances, such as hydraulic systems, pneumatic controls, or industrial plumbing where reliability is paramount. Constructed from **high-quality stainless steel**, the adapter is built to withstand extreme pressures, corrosive environments, and repeated thermal cycling, offering exceptional durability and longevity. Its **Hy-Pro (High-Performance) DIN VXL (Vacuum and Low-Pressure) standard** ensures compatibility with vacuum systems, low-pressure applications, and general fluid transfer needs, while the **solder-on (S/O) configuration** provides a permanent, weld-like seal for added security. Whether used in automotive, aerospace, or heavy machinery, this adapter delivers a perfect balance of strength, precision, and versatility, making it an indispensable component for engineers and technicians seeking dependable performance in demanding industrial settings.

### **Pros and Cons of buying a OSG 1301501101 (1-1/8" UN 2B, 4-Flute, 2.5-Pitch, Hy-Pro DIN VXL S/O Tap)**

1. **High Precision and Accuracy** The Hy-Pro DIN VXL standard ensures tight tolerances, making this tap suitable for critical applications where thread consistency is essential. The 2.5-pitch design provides a balanced cutting action for efficient threading without excessive wear.

2. **Durability and Wear Resistance** Made from high-speed steel (HSS) with a DIN VXL coating, this tap is designed for extended use in tough materials like stainless steel, carbon steel, and other alloys. The coating reduces friction, prolonging tool life and improving chip evacuation.

3. **Versatile Material Compatibility** The 4-flute design allows for better chip removal compared to 2-flute taps, making it effective for a wide range of metals, including those prone to gummy or stringy chips. The 1-1/8" UN 2B thread specification ensures compatibility with standard pipe threads.

4. **Self-Opening (S/O) Design** The self-opening feature simplifies threading operations, reducing the need for manual adjustments and improving efficiency, especially in automated or high-volume production settings.

5. **Cost-Effective for Production** While the upfront cost may be higher than basic taps, its longevity and performance make it a cost-effective choice for industrial applications where downtime and retooling are costly.

6. **Reduced Tooling Downtime** The efficient cutting geometry minimizes the risk of breakage, which is critical in continuous production environments where frequent tap changes would disrupt workflow.

7. **Compatibility with Modern Machinery** The DIN VXL standard aligns with advanced CNC and automated threading systems, ensuring seamless integration into modern manufacturing processes.

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1. **Higher Initial Cost** Compared to standard uncoated or lower-grade taps, this specialized tap is more expensive. For low-volume or non-critical applications, the cost may not justify the investment.

2. **Specialized Use Case** While versatile, it is optimized for specific materials and thread sizes. For applications requiring different thread specifications (e.g., metric, coarse pitch), this tap may not be suitable, necessitating additional inventory.

3. **Maintenance Requirements** Like all coated tools, it requires proper handling to avoid damaging the coating. Improper storage (e.g., exposure to moisture or abrasives) can reduce its effectiveness and lifespan.

4. **Limited Availability** As a specialized tap, it may not be as readily available as generic taps, potentially leading to longer lead times or reliance on specific suppliers.

5. **Overkill for Simple Applications** For basic, low-stress threading tasks (e.g., occasional DIY or hobbyist work), the advanced features of this tap may be unnecessary, making a simpler, cheaper tap more practical.

6. **Potential for Overuse in Small Operations** Small businesses or workshops with limited budgets may find that the tap s benefits are outweighed by its cost, especially if they don t have the volume to fully utilize its longevity.

7. **Learning Curve for Optimal Use** Operators unfamiliar with high-performance taps may need training to maximize its efficiency, particularly in terms of feed rates, lubrication, and cutting techniques.

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The **OSG 1301501101 (1-1/8" UN 2B, 4-Flute, 2.5-Pitch, Hy-Pro DIN VXL S/O Tap)** is a premium tool designed for industrial applications where precision, durability, and efficiency are critical. Its advantages such as extended tool life, superior chip evacuation, and compatibility with modern machinery make it an excellent choice for manufacturing environments, especially those dealing with stainless steel, carbon steel, or other challenging materials. However, its higher cost and specialized nature may not be justified for casual users, small-scale projects, or applications where simpler taps would suffice.

- You operate in an industrial or high-volume production setting where thread quality and tool longevity are paramount.

- Your applications involve tough materials (e.g., stainless steel, alloy steels) that require efficient chip removal and minimal wear.

- You use CNC machines or automated systems that benefit from the tap s self-opening and DIN VXL compatibility.

- You prioritize reducing downtime and retooling costs over short-term savings.

- You are a hobbyist, DIY enthusiast, or run a small operation with limited threading needs.

- Your budget is constrained, and you can achieve similar results with a lower-cost, standard tap.

- You frequently switch between different thread sizes or materials, making specialized taps less practical.

- You lack proper storage or handling protocols that could compromise the tap s coating.

For most **industrial or professional users**, the investment in this tap is well worth it due to its reliability and performance. For others, evaluating whether the cost aligns with the expected usage is key to making a cost-effective decision.

Details:

EDP: 1-1/8 UN 2B 4FL 2.5P HY-PRO DIN VXL S/O TAP. Stored for a few years inside, but still brand new not used. Still in original packaging.

part #: 1301501101 price

• $124.97

specifications mixedtoolsetse:

• brand: Osg
• mpn: 1301501101
• type: Precision Tool Set
• system of measurement: Standard
• color: Black

payments mixedtoolsetse:

• wallet: Apple-pay
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offer mixedtoolsetse:

• quantity: 1
• options: Ship-to-home
• best offers: True
• sold: 0
• availability: In Stock
• started: February 12, 2026

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• policy: No Returns

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• cost: $7.76
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• city: Gray, Louisiana
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general mixedtoolsetse:

• condition: New
• Tools Workshop Equipment > Hand Tools > Hand Tool Sets